Arianna Martinelli is Associate Professor in Applied Economics at the Institute of Economics of Scuola Superiore Sant’Anna. She holds a bachelor’s degree in Economics and Social Studies from Bocconi University in Milan, a Msc in Industry and Innovation Analysis from SPRU (Science and Technology Policy Research) at Sussex University and a Ph.D. in Economics of Technical Change from the Eindhoven University of Technology. She had a similar position at the Friedrich-Schiller-University (Jena, Germany) and spent a visiting period at the Télécom Ecole de Management (Paris). Her research interests include the use of IPR data patents as an indicator of innovative activities, the interplay between IPR and technological standardization, the empirical investigation of technological paradigms and trajectories, the internationalization of innovative activities. She published the outcome of her research in highly reputed international journals, such as Research Policy, Journal of Economic Geography, World Development, Technological Forecasting and Social Change, the Journal of Technology Transfers, and the Journal of Evolutionary Economics.